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Finding the Third Proportional to 113,417 and 171,037

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Solution

The third proportional to 113,417 and 171,037 is: 257,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,417 : 171,037 = 171,037 : x
  2. Step 2: Convert to fraction form
    113,417/171,037 = 171,037/x
  3. Step 3: Cross multiply
    113,417x = 171,037 × 171,037
  4. Step 4: Simplify right side
    113,417x = 29,253,655,369
  5. Step 5: Solve for x
    x = 29,253,655,369/113,417
  6. Step 6: Final answer
    x = 257,930.08

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.